4-bromo-2-phenyl-1-cyclopentanol

Base Information

Chemical Name:4-bromo-2-phenyl-1-cyclopentanol
CAS No.:120624-05-7
Molecular Formula:C₁₁H₁₃BrO
Molecular Weight:241.128
Hs Code.:

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of 4-bromo-2-phenyl-1-cyclopentanol

Chemical Property:

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Technology Process of 4-bromo-2-phenyl-1-cyclopentanol

There total 6 articles about 4-bromo-2-phenyl-1-cyclopentanol which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

: 27856-20-8
1-hydroxy-3-phenylcyclopent-3-ene

: 120624-05-7,120708-34-1
4-bromo-2-phenyl-1-cyclopentanol

Guidance literature:: Multi-step reaction with 2 steps

1: 89 percent / CBR₄, triphenyl phosphine / CH₂Cl₂ / 5 h / 0 °C

2: 1.) borane-terahydrofuran complex; 2.) O₂; 3.) 30 percent H₂O₂ / 1.) THF, reflux, 1 h; 2.) -78 deg C, 1.5 h and 0 deg C, 0.5 h; 3.) 0 deg C, 0.5 h

With borane-THF; carbon tetrabromide; dihydrogen peroxide; oxygen; triphenylphosphine; In dichloromethane;
DOI:10.1016/S0040-4020(01)86176-7

Reference yield:

: 29586-29-6
1-acetoxy-3-phenyl-3-cyclopentene

: 120624-05-7,120708-34-1
4-bromo-2-phenyl-1-cyclopentanol

Guidance literature:: Multi-step reaction with 3 steps

1: 98 percent / K₂CO₃ / methanol / 1 h / Ambient temperature

2: 89 percent / CBR₄, triphenyl phosphine / CH₂Cl₂ / 5 h / 0 °C

3: 1.) borane-terahydrofuran complex; 2.) O₂; 3.) 30 percent H₂O₂ / 1.) THF, reflux, 1 h; 2.) -78 deg C, 1.5 h and 0 deg C, 0.5 h; 3.) 0 deg C, 0.5 h

With borane-THF; carbon tetrabromide; dihydrogen peroxide; oxygen; potassium carbonate; triphenylphosphine; In methanol; dichloromethane;
DOI:10.1016/S0040-4020(01)86176-7

Reference yield:

: 120624-02-4,120708-30-7
(1RS,2SR,4SR)-4-acetoxy-2-phenyl-1-cyclopentanol

: 120624-05-7,120708-34-1
4-bromo-2-phenyl-1-cyclopentanol

Guidance literature:: Multi-step reaction with 5 steps

1: 38 percent / tetraethylammonium bromide, triethylamine, 2-chloro-3-ethylbenzooxazolium tetrafluoroborate / CH₂Cl₂ / 4 h

2: 88 percent / 1,8-diazabicyclo<5.4.0>undec-7-ene / tetrahydrofuran / 15 h / Ambient temperature

3: 98 percent / K₂CO₃ / methanol / 1 h / Ambient temperature

4: 89 percent / CBR₄, triphenyl phosphine / CH₂Cl₂ / 5 h / 0 °C

5: 1.) borane-terahydrofuran complex; 2.) O₂; 3.) 30 percent H₂O₂ / 1.) THF, reflux, 1 h; 2.) -78 deg C, 1.5 h and 0 deg C, 0.5 h; 3.) 0 deg C, 0.5 h

With borane-THF; carbon tetrabromide; 3-ethyl-2-chlorobenzoxazolium tetrafluoroborate; tetraethylammonium bromide; dihydrogen peroxide; oxygen; potassium carbonate; 1,8-diazabicyclo[5.4.0]undec-7-ene; triethylamine; triphenylphosphine; In tetrahydrofuran; methanol; dichloromethane;
DOI:10.1016/S0040-4020(01)86176-7